Background*

Mr. Stephen D. Kelley, also known as Steve, has been the Chief Executive Officer and President of Amkor Technology, Inc. since May 8, 2013. Mr. Kelley serves as the President and Chief Executive Officer at Amkor Technology Malaysia Sdn. Bhd. Mr. Kelley served as the Chief Executive Officer of Scio Diamond Technology Corporation from December 5, 2012 to January 24, 2013. He was a senior advisor to Advanced Technology Investment Company. He has nearly 25 years of leadership ... experience in technology businesses. Mr. Kelley served as Chief Operating Officer and Executive Vice President of Cree, Inc. from August 19, 2008 to October 18, 2011 and was responsible for its business development, global manufacturing, technology and administrative operations. Mr. Kelley served as Vice President and General Manager, Display of the Standard Linear and Logic Group at Cree, Inc. Prior to that, he spent 10 years at Philips Semiconductors in various management positions. At Cree, he directed a capacity expansion program that more than doubled unit output in 24 months while significantly lowering unit cost. Prior to his employment at Cree, Mr. Kelley was a Vice President at Texas Instruments, Inc. ("TI"), where he led the turnaround of a large business unit. He was incharge for Military Businesses at Texas Instruments, Inc. from 2003 to 2008. Prior to joining TI, Mr. Kelley was Senior Vice President at Philips Semiconductors, where he successfully grew sales and profits at a variety of small and large businesses located in North America, Europe and Asia. He held various positions with Philips Semiconductors from 1993 to 2003 including General Manager. He also held various positions with National Semiconductor Corporation and Motorola Semiconductor. He has been a Director of Amkor Technology, Inc. since May 8, 2013. He is also member of the board of Switch Lighting, a California-based LED lighting company. Mr. Kelley a B.S. in Chemical Engineering at the Massachusetts Institute of Technology, and a JD at Santa Clara University.

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